60 Minutes: Season 48, Episode 48 - ProjectFreeTV

48 - 48: Life After Death Row, Top of the World, The Children's Village

Scott Pelley hears the story of three people who were exonerated after spending years in prison; then, Sharyn Alfonsi reports one of the most significant efforts to study climate change; and, Bill Whitaker meets the two legal guardians of nearly 100 children in Tanzania.